Still on shaky ground, the Mexican gray wolf, an endangered subspecies, is slowly increasing in number in Arizona and New Mexico, thanks to captive breeding.
英
美
- 尽管属于濒危亚种的墨西哥灰狼仍颠沛流离,但所幸于人工繁殖,其数量在亚利桑那州和新墨西哥州正缓慢增长。